172590919

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{491}}^1$

素因数の和:591

約数の個数: 32

約数和(自身を含む): 204042240

約数和(自身を除く): 31451321

約数列:

[1, 17, 23, 29, 31, 391, 491, 493, 527, 667, 713, 899, 8347, 11293, 11339, 12121, 14239, 15221, 15283, 20677, 191981, 242063, 258757, 327497, 350083, 351509, 441409, 5567449, 5951411, 7503953, 10152407, 172590919]

約数ペア:

[(1, 172590919), (17, 10152407), (23, 7503953), (29, 5951411), (31, 5567449), (391, 441409), (491, 351509), (493, 350083), (527, 327497), (667, 258757), (713, 242063), (899, 191981), (8347, 20677), (11293, 15283), (11339, 15221), (12121, 14239)]